TT31 TRANSPONDER

Trig’s TT31 transponder is the perfect retro-fit for popular Bendix King KT76A and KT78A transponders. The TT31 is a certified Class 1 Mode S transponder which will ‘plug and play’ straight into the existing Bendix King tray. It is now possible to install the TT31 and configure ADS-B Out using the original tray. This significantly reduces both installation time and cost. It provides pilots with class leading Mode S technology that is 1090ES ADS-B Out capable.

Now STC'd for interface with Garmin GNS400W/500W series navigators for full ADS-B compliance. Please see  for aircraft and equipment applicability.

The TT31 stack transponder has unparalleled installation benefits and class leading performance.

Trig’s TT31 transponder is the ideal retro-fit for the popular Bendix King legacy transponders. The TT31 will ‘plug and play’ straight into an existing KT76A, KT76C and KT78A tray. This significantly reduces both installation time and cost. It provides pilots with Class 1 Mode S technology that is also 1090ES ADS-B Out capable too – to the latest international standard.

The TT31 is compatible with many popular GPS position sources including Garmin GNS and GTN navigators and the . This makes installation flexibility the best in class. A free FAA STC allows the TT31 to be installed as a compliant ADS-B Out solution in 650 aircraft types for further information see our .

Talk to your now to find out how the TT31 can feature in your aircraft. Our now provides customers in the U.S. with the fastest installation pathway to ADS-B, in as little as 5-8 hours. This service is offered by participating dealers, identified by a stop-watch symbol on our .